Dishonest antivirus software which tricks users into buying or installing it, usually by infecting a user's computer, or by pretending the computer is infected.
In certain circumstances, F-Secure Anti-Virus may not be able to automatically remove files; the user must manually select the correct disinfection action before the antivirus program will proceed.
If a file detected as not-virus:Hoax.Win32.Renos is an executable with a DLL or EXE extension, and is located in Windows, Windows System or in a root folder of C: drive, this file can be safely deleted or renamed.
Rogue:W32/Renos is program that displays annoying fake security warnings. The aim of this software is to trick a computer user to download third-party cleaning utilities, usually anti-spyware scanners.
The Renos executable file is usually dropped by malicious websites onto the computer system. It may also be delivered in the payload of a trojan.
Typically when a Renos' executable file is run, it drops a DLL file into Windows System folder and registers it as a system component. The DLL is the main Renos component.
When active, Renos shows a blinking icon in System Tray and periodically (actually quite often to be annoying) shows a fake security warning:
When a user clicks on this alert, his web browser is redirected to a website that offers a cleaning utility (usually anti-adware) for download.
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